Log Message:
Changes 1.24:
* Libraries are re-licensed from LGPLv2+ to dual-GPLv2+|LGPLv3+.
* build: Fix parallel Windows builds.
* libidn: Fix potential infloop in pr29 code.
* libidn: Add 'const' keyword to 'stringprep_ucs4_nfkc_normalize' function.
* Sync glib NFKC code and improve copyright/license statements.
* Update gnulib files and translations.
* API and ABI is backwards compatible with the previous version.